Conquer Yourself Rather Than The World.

And I Shall Always Hold Myself More Obliged To Those By Whose Favour I Enjoy Uninterrupted Leisure Than To Any Who Might Offer Me The Most Honourable Positions In The World.

The First Precept Was Never To Accept A Thing As True Until I Knew It As Such Without A Single Doubt.

There Is A Little Gland In The Brain In Which The Soul Exercises Its Functions In A More Particular Way Than In The Other Parts.

Every Man Is Indeed Bound To Do What He Can To Promote The Good Of Others, And A Man Who Is Of No Use To Anyone Is Strictly Worthless.

I Accept No Principles Of Physics Which Are Not Also Accepted In Mathematics.