智者寻求真理,愚人追求娱乐。
Learning is not a matter of trial and error, but of insight.
能源的未来在于多样化——石油、天然气、可再生能源及其他。
Courage doesn’t mean you don’t get afraid. Courage means you don’t let fear stop you.
成功不在于你在生活中完成了什么,而在于你激励他人去做什么。
Education is the most powerful weapon which you can use to change the world.