Quotes About Safety-valve

The dream acts as a safety-valve for the over-burdened brain. —Sigmund Freud

Is not 'casual' labour the very secret and safety-valve of a safe and sound labour system generally?...In a complicated and commercial state constant employment at regular wages is impossible; while dole-supported unemployment, at anything like the wages of employment, is demoralizing to begin with and ruinous at its more or less quickly arriving end.

If this practice is a safety-valve, comrade, well and good; but I don't altogether like your being so bent upon it in your present state of mind; I'd rather you took to something else.