The same principles which at first view lead to skepticism, pursued to a certain point, bring men back to common sense.
最大的失败是放弃,最大的敌人是自己,最大的对手是时间。
最大的挑战是每天都要进步。
Anybody who has been seriously engaged in scientific work of any kind realizes that over the entrance to the gates of the temple of science are written the words: Ye must have faith.