The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

The truth isn't always beauty, but the hunger for it is.

每一次挫折都是为东山再起做的准备。

The comfort of the rich depends upon an abundant supply of the poor.

What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.

The future of machine learning lies in the development of algorithms that can learn from fewer examples and generalize more effectively.