The best books leave room for the reader's imagination.
The only limit to our realization of tomorrow will be our doubts of today.
要理解我们是谁,我们必须首先理解我们来自哪里。
我们相信上帝。其他所有人都必须提供数据。
化学不仅是一门科学,更是一种思维方式。
You're dead if you aim only for kids. Adults are only kids grown up, anyway.