This quote is written / told by George Wald between November 18, 1906 and April 12, 1997. He/she was a famous Scientist from USA.
The author also have 34 other quotes.
"Life is life - whether in a cat, or dog or man. There is no difference there between a cat or a man. The idea of difference is a human conception for man's own advantage"
"Raising children is an incredibly hard and risky business in which no cumulative wisdom is gained: each generation repeats the mistakes the previous one made"
"Architects are pretty much high-class whores. We can turn down projects the way they can turn down some clients, but we've both got to say yes to someone if we want to stay in business"