环境塑造人，交友需谨慎。
"The only thing worse than being talked about is not being talked about."
The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life.
The architect must be a visionary.
The elegance of a mathematical proof is in its simplicity and clarity.
A person is, among all else, a material thing, easily torn and not easily mended.
