Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally. ...

The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally. (Steven Pinker)

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Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.

Steven Pinker Quotes: The rules of friendship are tacit, unconscious; they are not rational. In business, though, you have to think rationally.