And men go about to wonder at the heights of the mountains, and the mighty waves of the sea, and the wide sweep of rivers, and the circuit of the ocean, and the revolution of the stars, but themselves they consider not.
PetrarchI freeze and burn, love is bitter and sweet, my sighs are tempests and my tears are floods, I am in ecstasy and agony, I am possessed by memories of her and I am in exile from myself.
PetrarchFive enemies of peace inhabit with us - avarice, ambition, envy, anger, and pride; if these were to be banished, we should infallibly enjoy perpetual peace.
Petrarch