未来不是现在提供的替代路径中选择的结果,而是一个被创造的地方——首先在思想和意志中创造,然后在活动中创造。
If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.
The beauty of mathematics only shows itself to more patient followers.