数学不是沿着一条清理得很好的高速公路小心行进,而是一次进入陌生荒野的旅程,探险者常常会迷路。
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
浪漫的本质就是不确定性。
All human errors are impatience, a premature breaking off of methodical procedure, an apparent fencing-in of what is apparently at issue.