Siddhartha Mukherjee said this quote

If we define beauty as having blue eyes (and only blue eyes), then we will, indeed, find a gene for beauty. If we define intelligence as the performance on only one kind of test, then we will, indeed, find a gene for intelligence. The genome is only a mirror for the breadth or narrowness of human imagination.

~ Siddhartha Mukherjee

Without equality, he argued, eugenics would degenerate into yet another mechanism by which the powerful could control the weak.

~ Siddhartha Mukherjee

Intelligence...[is] not marathon rac[e]: there is no fixed criteria for success, no start or finish lines -- and running sideways or backwards, might secure victory.

~ Siddhartha Mukherjee

Freaks become norms, and norms become extinct. Monster by monster, evolution advanced

~ Siddhartha Mukherjee