思考你现在的幸福,每个人都有很多;而不是过去的苦难,每个人都会有一些。
过去是一个谜,历史学家是试图将碎片拼凑在一起的人。
Don't walk behind me; I may not lead. Don't walk in front of me; I may not follow. Just walk beside me and be my friend.
我们要做的是让智能化成为每个人的生活方式。
Mathematics teaches us to think logically and to approach problems systematically.