« All Valid Quotes · Carl Sagan's Page
Valid Quotes by Carl Sagan
- [N]o scientist likes to be criticized. ... But you don't reply to critics: "Wait a minute, wait a minute; this is a really good idea.…
- Valid criticism does you a favor.
- If you are only skeptical, then no new ideas make it through to you. You become a crotchety old person convinced that nonsense is ruling…
More Valid Quotes
- I would be absolutely astounded if population growth and industrialisation and all the stuff we are pumping into the atmosphere hadn't changed… — David Attenborough
- Listen, I think movies serve many different purposes, from those movies that are frivolous and just an entertainment, to movies that just… — Antonio Banderas
- The common question that gets asked in business is, 'why?' That's a good question, but an equally valid question is, 'why not?' — Jeff Bezos
- In order to govern, the question is not to follow out a more or less valid theory but to build with whatever… — Napoleon Bonaparte
- When I play live, it's a conversation that we're all having with the song, and the audience... their response and relationship with… — Tori Amos
- As life in general constituted much pain in the form of struggles against poverty, disease, ignorance, and emotional anguish, what more civilized… — Aberjhani
- Unless thought is valid we have no reason to believe in the real universe. — C.S. Lewis
- No matter where you're from, your dreams are valid. — Lupita Nyong'o