Course He isn't safe. But He's good.

"Ohh!" said Susan, "I'd thought he was a man. Is he - quite safe? I shall feel rather nervous about meeting a lion."

"That you will dearie, and make no mistake," said Mrs. Beaver; "if there's anyone who can appear before Aslan without their knees knocking, they're either braver than most or else just silly."

"Then he isn't safe?" said Lucy.

"Safe?" said Mr. Beaver; "don't you hear what Mrs. Beaver tells you? Who said anything about safe? 'Course he isn't safe. But he's good. He's the King, I tell you." quote taken from "The Lion the Witch and the Wardrobe, C.S. Lewis