历史不会长期将自由的维护托付给软弱或胆怯的人。
History does not long entrust the care of freedom to the weak or the timid.
The four most dangerous words in investing are: 'this time it's different.'
The richness I achieve comes from Nature, the source of my inspiration.
我认为我和吉姆值得称赞的主要原因是...选择了正确的问题并坚持研究它。
Faith is the lighthouse of hope.
一个好的学习算法应该能够从有限的例子中推广到未见过的数据。
The interplay between theory and observation is what advances astrophysics.