数学的研究是所有智力和精神进步不可或缺的基础。

The most powerful force in the universe is compound interest.

It’s not the events of our lives that shape us, but our beliefs as to what those events mean.

I don't pursue style. I pursue coherence.

你每花一块钱购买一些实质性的东西，预计在其寿命结束时要支付一块钱的维修、保养或处理费用。