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I think in english language role of russian prefixes is played by "on/off/by/with/around" post-particles.
There is some system in their usage... For example, IMHO, "off"-particle often acts similar...

Also tricky one.
"Я прочитал книгу" means completition of reading of all book content.
While "я почитал книгу" means completition of some piece of text of the book. It means that some text of...

Some of perfect verbs can be tricky here:
"Я полюбил..." can be interpreted as "I started to love...". "Вода потекла..." - "Water started to flow...".
You can think about it in two ways:
- there...