"Never stop learning. The world is always changing, and you must change with it."

I pursue no objectives, no systems, no tendency; I have no program, no style, no direction.

力的统一不仅是理论的梦想，更是自然对称性所决定的必然。

The more we try to control the world, the more it slips through our fingers.

过去是知识的巨大源泉，但也是幻觉的巨大源泉。

当一盏灯熄灭时，比它从未亮起时要黑暗得多。