Progress is impossible without change, and those who cannot change their minds cannot change anything.

Progress is impossible without change, and those who cannot change their minds cannot change anything.

Those who work most for the world's advancement are the ones who demand least.

Those who work most for the world's advancement are the ones who demand least.

The reasonable man adapts himself to the world, but the unreasonable man tries to adapt the world to him--therefore, all read more

The reasonable man adapts himself to the world, but the unreasonable man tries to adapt the world to him--therefore, all progress depends upon the unreasonable man.

Progress is the process whereby the human race is getting rid of whiskers, the veriform appendix and God.

Progress is the process whereby the human race is getting rid of whiskers, the veriform appendix and God.

That in our proper motion we ascend
Up to our native seat; descent and fall
To give read more

That in our proper motion we ascend
Up to our native seat; descent and fall
To give us is adverse.

He that is good, will infallibly become better, and he that is bad, will as certainly become worse; for vice, read more

He that is good, will infallibly become better, and he that is bad, will as certainly become worse; for vice, virtue and time are three things that never stand still.

There is progress whether ye are going forward or backward! The thing is to move!

There is progress whether ye are going forward or backward! The thing is to move!

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. read more

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man.

I walk slowly, but I never walk backward.

I walk slowly, but I never walk backward.