A decision once taken brings peace to a man's mind and eases his soul. — Mika Waltari

Nothing can contribute more to peace of soul than the lack of any opinion whatever. — Georg C. Lichtenberg
Be good, keep your feet dry, your eyes open, your heart at peace and your soul in the joy of Christ. — Thomas Merton
Moderation is the feebleness and sloth of the soul, whereas ambition is the warmth and activity of it. — Francois de La Rochefoucauld
So much is man the slave of his heart that he will shut his eyes to what does not please him and believe all that he hopes. — Mika Waltari
So foolish is the heart of man that he ever puts his hope in the future, learning nothing from his past errors and fancying that tomorrow must be better than today. — Mika Waltari
During my life I have seen, known, and lost too much to be the prey of vain dread; and, as for the hope of immortality, I am as weary of that as I am of gods and kings. For my own sake only I write this; and herein I differ from all other writers, past and to come. — Mika Waltari