[numberonepal]

When he says “let me be perfectly clear”, that means he’s about to tell a whopper.

[Hawk1976]

I swear I didn’t see your post first!

[old curmudgeon]

When he says “let me be perfectly clear”, that means he’s about to tell a whopper.

EXACTLY.

We all know the pathological liar who starts his whoppers with “Trust me” or “I wouldn’t lie to you” or “ I swear on.....”

“Let me be perfectly clear” is exactly the same thing.