Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind.

There are two tragedies in life. One is to lose your heart"s desire. The other is to gain it. read more

• Thought Two Tragedies Life Lose Heart Desire Gain

Politics is simply the interaction between two or more people. However, it's crucial for every politician to understand the interaction between people and nature. That is to say, economics is the backbone of politics. read more

• Say Two People Understand for More Simply Every Between Nature However Politics Backbone Economics Politician Crucial Interaction

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Ever has it been that love knows not its own depth until the hour of separation. read more

• Thought Been Love Knows Its Own Depth Hour Separation

The person who deserves most pity is a lonesome one on a rainy day who doesn"t know how to read. read more

• Thought Person Deserves Most Pity Lonesome Rainy Day Doesn How Read

Music gives a soul to the universe, wings to the mind, flight to the imagination and life to everything. read more

• Thought Music Gives Soul Universe Wings Mind Flight Imagination Life Everything

The degree of one"s emotions varies inversely with one"s knowledge of the facts. read more

• Knowledge Degree Emotions Varies Inversely Knowledge Facts

When one admits that nothing is certain one must, I think, also add that some things are more nearly certain than others. read more

• Thought Admits Nothing Certain Think Also Add Some Things More Nearly Others

The only thing that will redeem mankind is cooperation. read more

• Thought Thing Redeem Mankind Cooperation

Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom. read more

• Thought Fear Main Source Superstition Sources Cruelty Conquer Beginning Wisdom

Physics is mathematical not because we know so much about the physical world, but because we know so little; it is only its mathematical properties that we can discover. read more

• Thought Physics Mathematical Much About Physical World Little Its Properties Discover