Things should always be done step by step.

　　事情應該按部就班地做。

　　Certain critical updates should always be done with pessimistic locking.

　　進行特定的關鍵性更新時，應始終使用悲觀鎖定方式。

　　Criticism should always be done with the goal of helping the other person improve.

　　批評應該總是抱著幫助他人改進的目標。