即使只有一毫粗疏的地方,就不能准确地认识事理,所以说一定要精确。不然,众说纷纭必会产生疑惑;仅存在一丁点杂念,便不能坚守事理,故而必须专心,否则在利害面前必定会经不起考验。
自然不作飞跃。(拉丁文,指自然界的演变是连续的而非跳跃的)
The only real failure is not trying.
言语可以是伤口,也可以是绷带。
数学的进步是通过它能解决的问题数量来衡量的。
节俭就会昌盛,放纵享乐就会灭亡。
To cure the British disease with socialism was like trying to cure leukaemia with leeches.
I think we are all capable of terrible things under the right circumstances.