皮革工艺的艺术是过去与未来之间的对话。
If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.
数学的真正力量在于它能够简化复杂的事物,并揭示宇宙的潜在模式。
I’m focused on what I need to do to get better.