The best thing about a boolean is even if you are wrong, you are only off by a bit.
布尔值最好的地方是即使你错了,你也只错了一点点。
创业初期,我们每天工作16个小时,一周工作7天。
你必须对自己的能力有信心,然后足够坚强地坚持到底。
Education is the foundation of conservation—people protect what they understand.