"To think is to confine yourself to a single thought."
思考就是将自己局限于一个单一的思想。
如果你希望成功，当以恒心为良友、以经验为参谋、以谨慎为兄弟、以希望为哨兵。
The world is a better place with your art in it.
When in doubt, tell the truth.
君子做学问，是为了完善自己；小人做学问，是为了哗众取宠。