The poem is a meeting place between the conscious and the unconscious.
失败并不总是错误,它可能只是一个人在特定情况下能做到的最好结果。真正的错误是停止尝试。
The key to efficient computation is not just speed, but elegance.
Critical comments by students should be taken in a friendly spirit, accumulation of material should not stifle the student’s independence.