A cultivated mind is one to which the fountains of knowledge have been opened, and which has been taught, in any tolerable degree, to exercise its faculties.

Landlords grow rich in their sleep without working, risking or economising

Genius can only breathe freely in an atmosphere of freedom.

The peculiarity of the evidence of mathematical truths is that all the argument is on one side.

The idea that truth always triumphs over persecution is one of those pleasant falsehoods, which most experience refutes. History is teeming with instances of truth put down by persecution. If not put down forever, it may be set back for centuries.

Human nature is not a machine to be built after a model, and set to do exactly the work prescribed for it, but a tree, which requires to grow and develop itself on all sides, according to the tendency of the inward forces which make it a living thing.

If it were only that people have diversities of taste, that is reason enough for not attempting to shape them all after one model. But different persons also require different conditions for their spiritual development, and can no more exist healthily in the same moral, than all the varieties of plants can in the same physical, atmosphere and climate.