Music doesn't lie. If there is something to be changed in this world, then it can only happen through music. Jimi Hendrix
Not everything that is faced can be changed. But nothing can be changed until it is faced. James Baldwin
God, give us grace to accept with serenity the things that cannot be changed, courage to change the things which should be changed and the wisdom to distinguish the one from the other. Reinhold Niebuhr
Any plan is bad that cannot be changed. Italian Proverb
A decision made at night may be changed in the morning. Samoan Proverb
Happy is the one who forgets that which cannot be changed. German Proverb