The secret of getting ahead is getting started.
模型的唯一真正检验是其预测未来的能力，而未来总是不确定的。
I'm not going to swim for anybody else. I'm swimming for me.
Great things never come from comfort zones.
The true meaning of life is to plant trees, under whose shade you do not expect to sit.
"He who has a why to live can bear almost any how."
"History is the echo of voices we can no longer hear."
In science, the most exciting phrase to hear is not 'Eureka!' but 'That's funny...'