给定系统中的酸和碱不是绝对的,而是相互关联的。
I don't want to be a legend; I want to be a memory.
当我接受自己本来的样子时,我就能改变。
It is not the computer's fault that Maxwell's equations are not adequate to design the electric motor.
The only real elegance is in the mind; if you've got that, the rest really comes from it.
The most hateful torment for men is to have knowledge of everything but power over nothing.