The study of mathematics is a journey without an end.
常想到会悔恨终生,就不能不尽孝心;常想到度日的艰难,就不得不节约费用;常想到人的生命脆弱,就不得不珍惜心神;常想到世态人情,就不得不立志奋发;常想到法网恢恢,疏而不漏,就不能让自己胡作非为;常想到生命易失,就不得不忍气耐性。
The greatest virtue of man is perhaps curiosity.
Reading is to the mind what exercise is to the body.
"The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge."
穷人不是需要解决的问题,而是需要拥抱的机会。