【译文】得到恩惠很深时应及早退出身来，春风得意时要及时罢休。千万不要等到是非传入耳内，致使过去的恩爱变成怨仇。
你必须忠于自己和你的艺术。
In one of the stars I shall be living。 In one of them I shall be laughing。 And so it will be as if all the stars were laughing， when you look at the sky at night… You – only you – will have stars that can laugh.
The behaviorist asks: Why don't we make what we can observe the real field of psychology?
An invention can be so valuable as to be worthless to the inventor.
