Nobody should trust their virtue with necessity, the force of which is never known till it is felt, and it is therefore one of the first duties to avoid the temptation of it.

Philosophy is the toil which can never tire persons engaged in it. All ways are strewn with roses, and the farther you go, the more enchanting objects appear before you and invite you on.

'Tis a sort of duty to be rich, that it may be in one's power to do good, riches being another word for power.

My chief study all my life has been to lighten misfortunes and multiply pleasures, as far as human nature can.

Only a mother knows a mother's fondness.

In short I will part with anything for you but you.

It has all been most interesting.