diff --git a/metagpt/actions/action_node.py b/metagpt/actions/action_node.py
index f5009f345..9fb10f35c 100644
--- a/metagpt/actions/action_node.py
+++ b/metagpt/actions/action_node.py
@@ -52,10 +52,6 @@ def dict_to_markdown(d, prefix="-", postfix="\n"):
 
 class ActionNode:
     """ActionNode is a tree of nodes."""
-
-    # Action Strgy
-    # - sop: 仅使用一级SOP
-    # - complex: 使用一级SOP+自定义策略填槽
     mode: str
 
     # Action Context
diff --git a/metagpt/actions/project_management_an.py b/metagpt/actions/project_management_an.py
index e03af36d7..970cb0594 100644
--- a/metagpt/actions/project_management_an.py
+++ b/metagpt/actions/project_management_an.py
@@ -43,7 +43,8 @@ TASK_LIST = ActionNode(
 FULL_API_SPEC = ActionNode(
     key="Full API spec",
     expected_type=str,
-    instruction="Describe all APIs using OpenAPI 3.0 spec that may be used by both frontend and backend.",
+    instruction="Describe all APIs using OpenAPI 3.0 spec that may be used by both frontend and backend. If front-end "
+                "and back-end communication is not required, leave it blank.",
     example="openapi: 3.0.0 ...",
 )
 
diff --git a/metagpt/actions/write_prd_an.py b/metagpt/actions/write_prd_an.py
index 2c81bdb6e..68402e504 100644
--- a/metagpt/actions/write_prd_an.py
+++ b/metagpt/actions/write_prd_an.py
@@ -86,7 +86,7 @@ REQUIREMENT_ANALYSIS = ActionNode(
     key="Requirement Analysis",
     expected_type=str,
     instruction="Provide a detailed analysis of the requirements.",
-    example="The product should be user-friendly and performance-optimized.",
+    example="The product should be user-friendly.",
 )
 
 REQUIREMENT_POOL = ActionNode(
diff --git a/metagpt/roles/architect.py b/metagpt/roles/architect.py
index 2c0bdd1d6..fa91d393d 100644
--- a/metagpt/roles/architect.py
+++ b/metagpt/roles/architect.py
@@ -27,7 +27,8 @@ class Architect(Role):
         name: str = "Bob",
         profile: str = "Architect",
         goal: str = "design a concise, usable, complete software system",
-        constraints: str = "make sure the architecture is simple enough and use appropriate open source libraries",
+        constraints: str = "make sure the architecture is simple enough and use appropriate open source libraries."
+                           "Use same language as user requirement"
     ) -> None:
         """Initializes the Architect with given attributes."""
         super().__init__(name, profile, goal, constraints)
diff --git a/metagpt/roles/engineer.py b/metagpt/roles/engineer.py
index 844f3589d..2f99d132e 100644
--- a/metagpt/roles/engineer.py
+++ b/metagpt/roles/engineer.py
@@ -72,7 +72,8 @@ class Engineer(Role):
         name: str = "Alex",
         profile: str = "Engineer",
         goal: str = "write elegant, readable, extensible, efficient code",
-        constraints: str = "the code should conform to standards like PEP8 and be modular and maintainable",
+        constraints: str = "the code should conform to standards like PEP8 and be modular and maintainable. "
+                           "Use same language as user requirement",
         n_borg: int = 1,
         use_code_review: bool = False,
     ) -> None:
diff --git a/metagpt/roles/product_manager.py b/metagpt/roles/product_manager.py
index 017feade7..e5e9f2b5e 100644
--- a/metagpt/roles/product_manager.py
+++ b/metagpt/roles/product_manager.py
@@ -28,8 +28,8 @@ class ProductManager(Role):
         self,
         name: str = "Alice",
         profile: str = "Product Manager",
-        goal: str = "Efficiently create a successful product",
-        constraints: str = "",
+        goal: str = "efficiently create a successful product",
+        constraints: str = "use same language as user requirement",
     ) -> None:
         """
         Initializes the ProductManager role with given attributes.
diff --git a/metagpt/roles/project_manager.py b/metagpt/roles/project_manager.py
index bfe1be251..5a2b9be50 100644
--- a/metagpt/roles/project_manager.py
+++ b/metagpt/roles/project_manager.py
@@ -26,8 +26,8 @@ class ProjectManager(Role):
         name: str = "Eve",
         profile: str = "Project Manager",
         goal: str = "break down tasks according to PRD/technical design, generate a task list, and analyze task "
-        "dependencies to start with the prerequisite modules",
-        constraints: str = "",
+            "dependencies to start with the prerequisite modules",
+        constraints: str = "use same language as user requirement",
     ) -> None:
         """
         Initializes the ProjectManager role with given attributes.
diff --git a/metagpt/team.py b/metagpt/team.py
index 92f379c97..e1b2a9ffc 100644
--- a/metagpt/team.py
+++ b/metagpt/team.py
@@ -63,7 +63,7 @@ class Team(BaseModel):
         while n_round > 0:
             # self._save()
             n_round -= 1
-            logger.debug(f"{n_round=}")
+            logger.info(f"max {n_round=} left.")
             self._check_balance()
             await self.env.run()
         if CONFIG.git_repo: