I must study politics and war that my sons may have liberty to study mathematics and philosophy.
我必须研究政治和战争,以便我的儿子们可以自由地研究数学和哲学。
最好的故事不在书中,而在那些经历过的人的眼睛里。
技术领导者既要懂技术,更要懂人性。
The most beautiful things are often the simplest.
If you don’t fail now and again, you’re not trying hard enough.