He who is and remains true to himself and to others has the most attractive quality of the greatest talent.

Oh happy he who still can hope in our day to breathe the truth while plunged in seas of error! What we don't know is really what we need, and what we know is of no use to us whatever!

As long as you don't practice it, this dying and becoming, You are only a dreary guest on this dark earth.

Man believes himself always greater than he is, and is esteemed less than he is worth.

Theories are usually the over-hasty efforts of an impatient understanding that would gladly be rid of phenomena, and so puts in their place pictures, notions, nay, often mere words.

All beginnings are delightful; the threshold is the place to pause.

Every great idea exerts, on first appearing, a tyrannical influence: Hence, the advantages it brings are turned all too soon into disadvantages.