作家必须是真理的走私者，自由的秘密特工。
The writer must be a smuggler of truths, a clandestine agent of freedom.
坚持是数学研究的关键，许多伟大的成果来自于长期的奋斗。
我坚持我所相信的，不在乎别人的看法。
Never invest in any idea you can't illustrate with a crayon.
I don't want to be labeled as just an R&B artist. I want to be known as an entertainer.