And perhaps the best answer is not to tolerate differences, not even to accept them. But to celebrate them. Maybe then those who are different would feel more loved, and less, well, tolerated.
It's the first company to build the mental position that has the upper hand, not the first company to make the product. IBM didn't invent the computer; Sperry Rand did. But IBM was the first to build the computer position in the prospect's mind.