For every quarrel a man and wife have before others, they have a hundred when alone. – E. W. Howe

You cant play a symphony alone, it takes an orchestra to play it. – Navjot Singh Sidhu

Always give a word or sign of salute when meeting or passing a friend, or even a stranger, if in a lonely place. – Tecumseh

Wisdom alone is the science of other sciences. – Plato