每首歌都有自己的生命。
Every great engineering achievement starts with a clear vision.
学习的挑战不仅在于记忆,还在于从具体例子中归纳出更广泛的概念。
让领导者规定自己路线的人,是被拖向废料堆的残骸。
"Sex is like money; only too much is enough."