成就伟大的唯一途径是热爱你的事业。
The only way to do great work is to love what you do.
A moral being is one who is capable of reflecting on his past actions and their motives.
"The past is a foreign country; they do things differently there."
If a man is proud of his wealth，he should not be praised until it is known how he employs it.
自然的统一性不是我们发现的事实，而是我们对它提出的要求。