真相就在那里,但它常常隐藏在细节中。
我不是圣人,我不是罪人,我只是一个犯过错误的人。
The secret of all effective advertising is not the creation of new and tricky words and pictures, but one of putting familiar words and pictures into new relationships.
In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.