Because of increased communications and management overhead, however, you have to increase your team size by about 75 percent to achieve that 25-percent schedule reduction.

— Steve McConnell, Rapid Development

Great things are accomplished by those “people whose thinking is active in one direction, who employ everything as material, who always zealously observe their own inner life and that of others, who perceive everywhere models and incentives, who never tire of combining together the means available to them.”

— Grit, Angela Duckworth

Some philosophers can’t bear to say simple things, like “Suppose a dog bites a man.” They feel obliged instead to say, “Suppose a dog d bites a man m at time t,” thereby demonstrating their unshakable commitment to logical rigor, even though they don’t go on to manipulate any formulae involving d, m, and t.

— Daniel C. Dennett, Freedom Evolves

…cannot invent mathematical truths, nor the beauty of a work of art, nor the imperatives of the moral life; and when I ‘fall’ in love, as the phrase so accurately describes it, I cannot choose deliberately to do this. The transcendence of values is in this sense patently real.

— Luc Ferry, A Brief History of Thought

Happiness isn’t the reward for a life well-lived… … it’s the mechanism used to control our behaviour.

— Paul Kwatz, Conscious Robots