自然界中没有线条,只有相互映衬的色彩区域。
There are no lines in nature, only areas of color, one against another.
The dairy industry must evolve with technology, or it risks becoming obsolete.
Heredity is nothing, environment is everything.
梦的解析是通往理解心灵无意识活动的康庄大道。
The beauty of biology lies in its complexity and the elegance of its solutions.
——《在广州中国国民党恳亲大会的演说》(1923年10月15日)