Collaboration and sharing of knowledge are essential for the advancement of science.
The deepest theorems often have the simplest proofs - if you look at them from the right angle.
每一次挫折都是卷土重来的铺垫。
The bitterest creature under heaven is the wife who discovers that her husband's bravery is only bravado.
具备文化素养意味着拥有在现代社会中茁壮成长所需的基本信息。