我们认识的最美丽的人是那些经历过失败、痛苦、挣扎、失去,并找到从深渊中走出来的人。
If they can get you asking the wrong questions, they don't have to worry about answers.
I am not interested in solving problems that are already solved.
The same principles which at first view lead to skepticism, pursued to a certain point, bring men back to common sense.