The beliefs which we have most warrant for, have no safeguard to rest on, but a standing invitation to the whole world to prove them unfounded.

The concessions of the privileged to the unprivileged are seldom brought about by any better motive than the power of the unprivileged to extort them.

The pupil who is never required to do what he cannot do, never does what he can do.

Trade is a social act.

Seeming contentment is real discontent, combined with indolence or self-indulgence, which, while taking no legitimate means of raising itself, delights in bringing others down to its own level.

They who know how to employ opportunities will often find that they can create them; and what we can achieve depends less on the amount of time we possess than on the use we make of our time.

Even if the received opinion be not only true, but the whole truth; unless it is suffered to be, and actually is, vigorously and earnestly contested, it will, by most of those who receive it, be held in the manner of a prejudice, with little comprehension or feeling of its rational grounds