The bounds of a man's knowledge are easily concealed, if…

Man will not always stay on Earth; the pursuit of light and space will lead him to penetrate the bounds of the atmosphere, timidly…

— Konstantin Tsiolkovsky

Importunity is a condition of prayer. We are to press the matter, not with vain repetitions, but with urgent repetitions. We repeat, not to…

— Edward McKendree Bounds

If the civil magistrate be a Christian, a disciple or follower of the meek Lamb of God, he is bound to be far from…

— Roger Williams

We have committed ourselves to pursue joint policies, but then national governments say, "We aren't bound by that." That is a dramatic situation, because…

— Martin Schulz

The World's a Printing-House, our words, our thoughts, Our deeds, are characters of several sizes. Each soul is a Compos'tor, of whose faults The…

— Francis Quarles

Christian obligation cannot be made to accord with a law of expediency. The Christian's maxims are, Do right because you are bound to do…

— Francis Landey Patton

Such as the chain of causes we call Fate, such is the chain of wishes: one links on to another; the whole man is…

— Seneca the Younger

'You spin in the sky, the world spins under you, and you step from land to land, while we . . .' She turned…

— Samuel R. Delany

'Facts' are the bounds of human knowledge, set for it, not by it.

— William James

An order given in battle, an instruction issued by the master of a sailing ship, a cry for help, are as powerful in modifying…

— Bronislaw Malinowski

It is only when our life proceeds within bounds and in an accepted, disciplined way, that the mind can be free.

— Vinoba Bhave

Yes, thou art ever present, power divine; not circumscribed by time, nor fixed by space, confined to altars, nor to temples bound. In wealth,…

— Hannah More

I have visited sweatshops, factories, and crowded slums. If I could not see it, I could smell it. The foundation of society is laid…

— Helen Keller

Once we are bound together to our brothers by a common good that is outside us, then we can breathe. Experience teaches us that…

— Antoine de Saint-Exupery

I am quite conscious that my speculations run beyond the bounds of true science…It is a mere rag of an hypothesis with as many…

— Charles Darwin