The only time you fail is when you stop trying.
There is something profoundly mysterious about quantum mechanics that we still don't understand.
译文:这种无端的愁绪最让人痛苦!不要去倚靠那高高的栏杆,夕阳正缓缓沉落,烟雾笼罩的柳林让人见了肝肠寸断。
The secret ingredient is always passion.