The agreement or disagreement or its sense with reality constitutes its truth or falsity.
Tractatus Logico-PhilosophicusOnce I was condemned to three months' absolute silence. As I could not speak, I wrote a book.
Nana MouskouriEducating our young girls is the foundation for Nigeria's growth and development.
Ngozi Okonjo-IwealaEach generation of scientists stands upon the shoulders of those who have gone before.
Owen ChamberlainCertitude is not the test of certainty. We have been cocksure of many things that were not so.
Oliver Wendell Holmes, Jr.What is sure is that the satellite view of our world and its evolution is now a common reality.
Olivier TheyskensI have a fantastic team, and it's much easier having children, because that creates a natural limit.
Phoebe PhiloZeal is very blind, or badly regulated, when it encroaches upon the rights of others.
Pasquier QuesnelFungi are the grand recyclers of the planet and the vanguard species in habitat restoration.
Paul Stamets