Learning never exhausts the mind.
What impresses men is not mind, but the result of mind.
The mind profits by the wrecks of every passion.
You can have such an open mind that it is too porous to hold a conviction.
The trouble with most people is that they think with their hopes or fears or wishes, rather than their minds.
The most complicated achievements of thought are possible without the assistance of consciousness.
There are no limitations to the mind except those we acknowledge.
Out of sight, out of mind. The absent are always in the wrong.
The mind moves in the direction of our currently dominant thoughts
The truth is that we can learn to condition our minds, bodies, and emotions to link pain or pleasure to whatever we choose. By changing what we link pain and pleasure to, we will instantly change our behaviors.
The mind, like the dyer's hand, is colored by what it holds.
If the brain were so simple we could understand it, we would be so simple we couldn't.