If you borrow something， try to return it in better shape than you received it. Clean it， sharpen it， fill it up.

Be yourself; everyone else is already taken.

Never stop learning, because the world never stops changing.

俄罗斯石油公司的战略建立在长期价值创造上，而非短期收益。

A book is a suicide postponed.

成功不是拥有的，而是租来的，而且每天都要付租金。