实现明天理想的唯一障碍是今天的疑虑。
The cost of oblivious daydreaming was always this moment of return, the realignment with what had been before and now seemed a little worse.
写作的行为是一种抵抗的行为。
And gladly would learn, and gladly teach.
The elegance of a proof is as important as its correctness.