The world began without man, and it will end without him.

I like the dreams of the future better than the history of the past.

Men are able to assist fortune but not to thwart her. They can weave her designs, but they cannot destroy them.

Do not boast about tomorrow, for you do not know what a day may bring.

As natural selection works solely by and for the good of each being, all corporeal and mental endowments will tend to progress toward perfection.

A change of fortune hurts a wise man no more than a change of the moon.

The future...something which everyone reaches at the rate of sixty minutes an hour, whatever he does, whoever he is.

The future is no more uncertain than the present.

I’ve seen the future, brother; it is murder.

The world is dying of machinery; that is the great disease, that is the plague that will sweep away and destroy civilization; man will have to rise against it sooner or later.

All progress is based upon a universal, innate desire on the part of every organism to live beyond its income.

People will not look forward to posterity who never look backward to their ancestors.

Not a change for the better in our human housekeeping has ever taken place that wise and good men have not opposed it—have not prophesied that the world would wake up to find its throat cut in consequence.