The only thing you can do to perpetuate the human species is... - Jonas Salk

"The only thing you can do to perpetuate the human species is to improve its genes."

Jonas Salk Science

Virologist and Immunologist American 1914–1995

More from Jonas Salk

"The reward for work well done is the opportunity to do more."

"Life is an adventure in forgiveness."

"Hope lies in dreams, in imagination, in the courage of those who dare to try."

"Our greatest responsibility is to be good ancestors."

"Science helps us understand the world."

"I've witnessed the birth of science, and it continues to amaze me."

"I'm something of a scientist myself."

"The fusion process is self-sustaining now!"