Beneath the broad tides of human history there flow the stealthy undercurrents of the secret societies, which frequently determine in the depth the changes that take place upon the surface.
She was sad with an obscure sadness of which she had not the secret herself. There was in her whole person the stupor of a life ended but never commenced.
I feel that if I kept it secret it might grow in my mind (as poisonous things grow in the dark) and take its place with the other terrible thoughts that gnaw me
As long as you don't fly openly in the face of society, society doesn't ask any inconvenient questions; and it makes precious short work of the cads who do. There are no secrets better kept than the secrets everybody guesses.
If someone hacks your password, you can change it - as many times as you want. You can’t change your fingerprints. You have only ten of them. And you leave them on everything you touch; they are definitely not a secret.
You can't lose what you serve. That's the secret. What you serve, you can't lose. What you don't serve and what you try to hold onto, you can't hold onto. It's always slipping out of your fingers.
The Galilean is not a favorite of mine. So far from owing him any thanks for his favor, I cannot avoid confessing that I owe a secret grudge to his carpentership.
Science ... looks skeptically at all claims to knowledge, old and new. It teaches not blind obedience to those in authority but to vigorous debate, and in many respects that's the secret of its success.