"God grant me the serenity to accept the things I cannot change,
the courage to change the things I can,
and the wisdom to know the difference."
Serenity Prayer
"Peace be to the Earth and to the Air!
Peace be to Heaven, and peace to the Waters!
By this invocation of peace, may peace bring peace."
Atharva Veda
"First keep the peace within yourself,
then you can also bring peace to others."
Thomas á Kempis (1380-1471)
The Imitation of Christ
German Spiritual Author