warts and all

Kazuo Ishiguroの "The Unconsoled" を読んでいます。

'Look, if you carry on like this, I'll be forced to terminate this conversation here and now. I'm warning you. I'll do it.'
'You can't hope to protect your boy for ever, you know. How old is he? He doesn't look so young. It's not good to over-shelter them. He's got to come to terms with the world, warts and all...'

"warts" は「いぼ」とか「こぶ（木の）」の意味があるのは知っていますが、"warts and all" となると慣用句としての意味があるに違いありません。　辞書を見ます。

・Oxford English Dictionary: (informal) including all the bad or unpleasant features of somebody/something: The documentary shows the life of a fashion model, warts and all.
・Collins Dictionary: If you describe someone or accept them warts and all, you describe them or accept them as they are, including all their faults.: Lyn loves him warts and all.
・Cambridge English Dictionary: describing or including all the bad qualities in a person's character, with no attempt to hide them: He tried to paint the president as he really was, warts and all.

なるほど、分かり易い慣用句ですね。