Learning is any change in a system that produces a more or less permanent change in its capacity to adapt to its environment.
学习是系统中产生的任何变化,这种变化或多或少会永久性地改变其适应环境的能力。
No man knows, or ever will know, the truth about the gods and about everything I speak of; for even if one chanced to say the complete truth, yet one knows it not; but seeming is wrought over all things.
作家最大的挑战不是找到正确的词语,而是在这些词语中找到真相。
The deeper you go into mathematics, the more you realize how interconnected everything is.