如果你没有失败，说明你不够努力。
一个人对自己的态度是过上长寿且相对幸福生活的最重要因素。
世界上充满了显而易见的事情，但偏偏没有人注意到。
The soul should always stand ajar, ready to welcome the ecstatic experience.
The act of writing is an act of optimism. You wouldn't take the trouble to do it if you felt it didn't matter.
Kindness is a language that the deaf can hear and the blind can see.
学习数学的唯一方法就是做数学。
The mind is a place of its own which in itself can make a heaven of hell, a hell of heaven.