To every action there is always opposed an equal reaction.
Isaac Newton

The earth is the Lord's fullness thereof: this is no longer a hollow dictum of religion, but a directive for economic action toward human brotherhood.
Lewis Mumford

The mark of a good action is that it appears inevitable in retrospect.
Robert Louis Stevenson

It is the mark of a good action that it appears inevitable in retrospect.
Robert Louis Stevenson

Talk that does not end in any kind of action is better suppressed altogether.
Thomas Carlyle

Doubt, of whatever kind, can be ended by action alone.
Thomas Carlyle

The end of man is action, and not thought, though it be of the noblest.
Thomas Carlyle

Narrative is linear, but action has breadth and depth as well as height and is solid.
Thomas Carlyle

There is a vitality, a life force, an energy, a quickening, that is translated through you into action, and because there is only one of you in all time, this expression is unique.
Martha Graham

The self thus becomes aware of itself, at least in its practical action, and discovers itself as a cause among other causes and as an object subject to the same laws as other objects.
Jean Piaget

Mark this well, you proud men of action! you are, after all, nothing but unconscious instruments of the men of thought.
Georg Wilhelm Friedrich Hegel

Every word, facial expression, gesture, or action on the part of a parent gives the child some message about self-worth. It is sad that so many parents don't realize what messages they are sending.
Virginia Satir

Action and faith enslave thought, both of them in order not be troubled or inconvenienced by reflection, criticism, and doubt.
Henri Frederic Amiel

For purposes of action nothing is more useful than narrowness of thought combined with energy of will.
Henri Frederic Amiel

Action is coarsened thought; thought becomes concrete, obscure, and unconscious.
Henri Frederic Amiel

Men are beginning to realize that they are not individuals but persons in society, that man alone is weak and adrift, that he must seek strength in common action.
Dorothy Day

Other famous men, those of much talk and few deeds, soon evaporate. Action is the dignity of greatness.
Jose Marti

Men of action, above all those whose actions are guided by love, live forever.
Jose Marti

Hibernation is a covert preparation for a more overt action.
Ralph Ellison

I'd really like to get the girl, shoot the gun, drive the car, have fun. I even have these kind of action dreams, where I'm the action guy.
Kevin Bacon