Behind every smile there's teeth.
The gentleman sees what is right while the small man sees what is profitable.
The person who is not strong enough gives up at the halfway point - but you are limiting yourself before even starting.
Gentlemen should not waste their time on trivial games -- they should play go[3]
A bit of fragrance always clings to the hand that gives roses. If you are generous, you will gain everything.
To take what you know for what you know, and what you do not know for what you do not know, that is knowledge indeed.