Is Schopenhauer's Bad Tempered?

In some ways he said, well, of course, you know, if you have wit, you're goin to be a good conversationalist. But on the other hand, your head is in the clouds, and so you're neglecting these other things, and you're going to fail at them. Just because they're a genius doesn't mean that they're an ass. Persig was obviously a genius, but he knew it fix his damnd motorcycle. You didn't understand people that couldn't. I would never in a million years think of doing that. But that doesn't make me a genius or something. Do you knowt i mean, it means you're not