The hardest part of gaining any new idea is sweeping out the false idea occupying that niche.
Robert A. HeinleinA community where everyone is a ruthless murderer, with handy access to death-dealing devices, is a very polite community.
Robert A. HeinleinPhysicians had gone to their graves calling Pasteur a liar, a fool, or worseโwithout examining evidence which their โcommon senseโ told them was impossible.
Robert A. HeinleinBeing generous is inborn; being altruistic is a learned perversity. No resemblance --
Robert A. HeinleinThere is an old, old story about a theologian who was asked to reconcile the Doctrine of Divine Mercy with the doctrine of infant damnation. 'The Almighty,' he explained, 'finds it necessary to do things in His official and public capacity which in His private and personal capacity He deplores.
Robert A. Heinlein