跨国合作对解决全球粮食安全挑战至关重要。

If you can keep your head when all about you are losing theirs and blaming it on you...

Whatever Nature has in store for mankind, unpleasant as it may be, men must accept, for ignorance is never better than knowledge.

墨翟我上没有侍奉国君的差事，下没有耕田种地的艰难，我怎么敢放弃读书呢？ 

理智是不朽的，其他一切都是有限的。