A conclusion is the place where you got tired of thinking.
A hundred wagon loads of thoughts will not pay a single ounce of debt.
A long habit of not thinking a thing wrong, gives it a superficial appearance of being right, and raises at first a formidable outcry in defense of custom. But the tumult soon subsides. Time makes more converts than reason.
A man is infinitely more complicated than his thoughts.
A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator the smaller the fraction.
A man is literally what he thinks
A man of meditation is happy, not for an hour or a day, but quite round the circle of all his years.
A man thinks as well through his legs and arms as this brain.
A man's life is what his thoughts make of it.
A man's thinking goes on within his consciousness in a seclusion in comparison with which any physical seclusion is an exhibition to public view.
A man's what he thinks about all day long
A person may dwell so long upon a thought that it may take him a prisoner.
A sect or party is an incognito devised to save man from the vexation of thinking.
A thought which does not result in an action is nothing much, and an action which does not proceed from a thought is nothing at all.
All grand thoughts come from the heart.
All great discoveries are made by men whose feelings run ahead of their thinking.
All that we are is the result of what we have thought. The mind is everything. What we think, we become.
All that you accomplish or fail to accomplish with your life is the direct result of your thoughts.
All thought is naught but a footnote to Plato.
All thought must, directly or indirectly, by way of certain characters, relate ultimately to intuitions, and therefore, with us, to sensibility, because in no other way can an object be given to us.