Things should always be done step by step.
事情应该按部就班地做。
Certain critical updates should always be done with pessimistic locking.
进行特定的关键性更新时，应始终使用悲观锁定方式。
Criticism should always be done with the goal of helping the other person improve.
批评应该总是抱着帮助他人改进的目标。