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学习数学的唯一方法就是做数学。
The only way to learn mathematics is to do mathematics.
The worth of a mental process is in its service to life.
The best way to predict the future is to invent it.
你不必完美才能激励别人,让人们从你处理不完美的方式中获得启发。
I’ve never believed in limits.
I don't want to be a role model. I want to be a source of inspiration.
The most powerful tool for improving decisions is feedback.
The will of the people, moreover, practically means the will of the most numerous or the most active part of the people; the majority, or those who succeed in making themselves accepted as the majority; the people, consequently may desire to oppress a part of their number; and precautions are as much needed against this as against any other abuse of power. The limitation, therefore, of the power of government over individuals loses none of its importance when the holders of power are regularly accountable to the community, that is, to the strongest party therein
If the people cannot trust their government to do the job for which it exists - to protect them and to promote their common welfare - all else is lost.