I already knew we had had "serious" connections with at least eleven species currently living on Earth, but it really hits you, when that figure doubles, triples, and carries on. The whole hugeness of space. And we are nothing, but a tiny speck of blue in the midst.
But, I guess that was the only reason you asked this. I mean, it's not likely that I join here and suddenly this comes up. Send them my helloz. ;o)