一个人教养的考验在于他们在争吵中的表现。
The test of a man or woman's breeding is how they behave in a quarrel.
数学不是一项观赏性运动。
Recursion is the root of computation since it trades description for time.
Trust is the foundation of every strong business relationship.
The only limit to our realization of tomorrow is our doubts of today.