Thinking should be done beforehand and afterwards - never while actually taking a photograph.
Henri Cartier-BressonHe made me suddenly realize that photographs could reach eternity through the moment.
Henri Cartier-BressonWhat do you think I'm a professor of? The little finger? (On offers of honorary doctorates.)
Henri Cartier-BressonPhotography must seize upon this moment and hold immobile the equilibrium of it. The photographers eye is perpetually evaluating. A photographer can bring coincidence of line simply by moving his head a fraction of a millimeter. He can modify perspectives by a slight bending of the knees. By placing the camera closer to or farther from the subject, he draws a detail — and it can be subordinated, or he can be tyrannized by it.
Henri Cartier-Bresson