解析：知行工夫本不可离。

The price one pays for pursuing any profession, or calling, is an intimate knowledge of its ugly side.

The line between madness and genius is drawn by those who fear both.

解释：我听说过用忠心善行来减少怨恨，没听说过摆出威严的架势来防止怨恨。

科学是人类认识世界、改造世界的强大武器。