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The wise only possess ideas, the great part of mankind are possessed by them

Where painting is weakest, namely, in the expression of the highest moral and spiritual ideas, there music is sublimely strong.

You can judge your age by the amount of pain you feel when you come in contact with a new idea.

If your goal is to reduce costs, then coal is a good idea. If the goal is a renewable fuel, coal is a bad idea. When greenhouse-gas emissions go up, environmentalists take note. Then you've got a problem

Be less curious about people and more curious about ideas

Not just in commerce but in the world of ideas too our age is putting on a veritable clearance sale. Everything can be had so dirt cheap that one begins to wonder whether in the end anyone will want to make a bid