Our subjective judgment of what seems like a good bet is irrelevant to what is actually a good bet. - Richard Dawkins

We should always be open-minded, but the only good reason to believe that something exists is if there is real evidence that it does.

I speak as a biologist. There aren't many absolutely clear distinctions in biology. Mostly what we have is a spectrum. But the male-female divide is exceptional in biology. It really is a true binary.

The resemblance of the signs of the zodiac to the animals after which they are named... is as unimpressive as the predictions of astrologers.