Harry the mascot cat says 'fish now?' How do anglers fish and what does that matter to your writing? Very simple. They hook the fish once...

‘…brevity is the soul of wit.’ It’s part of a Shakespeare line, though you could be forgiven for thinking it was the start of something interestingly nasty Oscar Wilde had to say.

Repetition is an effective rhetoric device, in writing it's a distraction.

You affect an effect. That’s how I taught myself to remember it.

That depends upon what you meant to say. If you meant to say the exhibition was an incredible experience because the sculptures were saying nice things to the paintings, then compliment.