如果攻击特别伤人，我总是会非常高兴，因为我想，好吧，如果他们攻击个人，这意味着他们没有留下任何政治论点。
I always cheer up immensely if an attack is particularly wounding because I think, well, if they attack one personally, it means they have not a single political argument left.
幸福是一种勇气的形式。
Mathematics is not just a collection of abstract theories, but a language that describes the universe.