我的目标不是比别人更好，而是比过去的自己更好。
My goal is not to be better than others, but to be better than myself.
改变的秘诀在于集中你所有的精力，不是对抗过去，而是建设未来。
悲剧的艺术来自古希腊。西元前五世纪，这是一个专属于描绘人类失败过程的艺术，同时也加入某种程度的同情。在现代生活并不常给于同情时，几年前我思考着这件事，我去见“周日运动期刊”，如果你还不认识这个小报，我建议你也别去读。
压力是一种特权。
Always keep an open mind to new possibilities.
The world is full of obvious things which nobody by any chance ever observes.
The Internet is becoming the town square for the global village of tomorrow.
好的研究在于提出正确的问题，而不仅仅是应用花哨的方法。
The greatest lessons come from the hardest struggles.
The teacher is not in school to impose certain ideas or to form certain habits in the child, but is there as a member of the community to select the influences which shall affect the child and to assist him in properly responding to those influences.