The star we're looking for isn't so very friendly," said Moomintroll. "Quite the contrary, in fact.""What did you say?" said Sniff.Moomintroll went a bit red. "I mean -- stars in general," he said, "big and small, friendly and unfriendly, and so on.""Can they be unfriendly?" asked Snufkin."Yes -- ones with tails," answered Moomintroll. "Comets."At last it dawned on Sniff. "You're hiding something from me!" he said accusingly. "That pattern we saw everywhere, and you said it didn't mean anything!""You're too small to be told everything," answered Moomintroll."Too small!" screamed Sniff. "I must say it's a fine thing to take me on an expedition of discovery and not tell me what I'm supposed to be discovering!
Tove Jansson, Comet in Moominland
comets, danger, discoverers, expeditions, shooting-stars, sniff