How to retain something that you learn

How To Retain 90% Of Everything You LearnImagine if you had a bucket of water. And every time you attempted to fill the bucket, 90% of the water would leak out instantly. Every time, all you'd retain was a measly 10%. How many times would you keep filling the bucket?The answer is simple: just once.The first time you noticed the leak, you'd take action
You'd either fix the bucket or you'd get another bucket, wouldn't you?Yet that's not at all the way w…