实验室中的每一次失败都让我们离成功更近一步。
The motto of chivalry is also the motto of wisdom; to serve all, but love only one.
The true measure of success is how much you contribute to the progress of society.
Technology should serve humanity, not the other way around.
Words are not mere sounds or marks, but signs of facts.
That “democracy” is a somewhat vague term which I cannot define precisely. We ought to say, therefore: “I am fairly certain that it is a good thing if a government has something of the characteristics that are common to the British and American Constitutions,” or something of this sort.