Henry David Thoreau

"One world at a time."

"If you have built castles in the air, your work need not be lost; that is where they should be. Now put foundations under them."

"As if you could kill time without injuring eternity."

"The true improvements of mankind are done by the obedience of the present moment."

"There is no remedy for love but to love more."

"Our whole life is startlingly moral. There is never an instant's truce between virtue and vice."

"Live so that the maxim of your action could become a natural law for all."

"We cannot live only for ourselves."

"I am convinced that to maintain oneself on this earth is not a hardship but a pastime, if we will live simply and wisely."

"Wealth is the ability to fully experience life."

"If I seem to boast more than is becoming, my excuse is that I brag for humanity rather than for myself."

"Every morning was a cheerful invitation to make my life of equal simplicity, and I may say innocence, with Nature herself."

"The way to health is an extraordinary lightness and vigour of step."

"My friends! why should we live with such hurry and waste of life?"

"Shall we always study the Bible, and never once the book which Nature has written?"

"I would rather sit on a pumpkin and have it all to myself than be crowded on a velvet cushion."

"The youth may build or plant or sail only for half a year is free, and the rest of the year he must work."

"I love a broad margin to my life."

"Things do not change; we change."

"Reality is as vivid and as bright as a dream, and yet I seem to live in a dream."

"The greater part of what my neighbors call good I believe in my soul to be bad."

"There's nothing in the world that interests me more than myself."

"Let us settle ourselves, and work and wedge our feet downward through the mud and slush of opinion."

"The true kingdoms are within you, and all the externals are merely shadows and dust."

"By living deliberately, you sharpen the tools of perception."

"I have always been regretting that I was not as wise as the day I was born."

"There is a certain advantage in owning nothing."

"The frog does not drink up the pond in which he lives."

"Time is but the stream I go a-fishing in."

"Public opinion is a weak tyrant compared with our own private opinion."