The essence of creativity is figuring out how to use what you already know in order to go beyond what you already think.

The function of art is to do more than tell you what you already know.

爱不是占有，而是欣赏。

One of the advantages of being old is that you can speak your mind without worrying about the consequences.

在我看来，自然界是最大的兴奋来源；最大的视觉美来源；最大的智力兴趣来源。它是生命中许多让生活有价值的东西的最大来源。

矿工的头盔不仅保护头部——它还象征着辛勤工作的尊严。