人们改变了,却忘了告诉对方。
数学的进步是通过它能解决的问题数量来衡量的。
Good science requires both creativity and discipline.
长期习惯于不认为某件事是错的,会给人一种表面上的正确印象。
"Reality is not what happens to us, but what we make of what happens to us."