Combinatorics is like the art of counting without actually counting.
组合数学就像是不用实际计数的计数艺术。
人类进化的故事远未结束。
你不能让恐惧支配你的生活。
Sinopec must leverage its full industrial chain advantages to make greater contributions to national energy security.
「释义」:你不看花时,花与你同样寂静;你来看花时,花的颜色才生动显现。
Happiness is not having what you want, but wanting what you have.
The best films are the ones that stay with you long after you've watched them.