The search for a theory of everything is one of the most exciting and challenging quests in modern physics.
Mathematics is a living subject, constantly evolving and growing.
歷史不是發(fā)生了什么，而是在沉船中幸存下來的東西。
永遠不要讓恐懼阻止你追求夢想。
The fact that an opinion has been widely held is no evidence whatever that it is not utterly absurd.
一個觀點被廣泛持有并不是它絕不荒謬的證據(jù)。