The only way to get better is to keep doing it.

数学不是一项观赏性运动。你必须参与其中。

Don't let anyone tell you that you can't do something.

Mental activity is always directed toward some end.

能源的未来不是要在化石燃料和可再生能源之间做出选择，而是要在确保可靠性、可负担性和可持续性之间找到正确的平衡。

The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.

林肯的政敌批评林肯有“两面三刀”时的幽默回应。因为就政治人物而言，林肯的长相极不讨喜，像个野猴

小说是谎言中的真相。