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LibreOffice Writer on Linux Mint
And, here we have LibreOffice's Writer application with a document. Notice how "different" it looks from Word? That's right. It's doesn't. It works the same and it can also produce Word-compatible documents.
Windows XP Start Menu
Here we have my XP Start button menu. I'm sure it looks familiar to you.
Linux Mint Menu
And, here's a closer look at Mint's Menu. Do you think you can pick this up after having used the Start Menu for years? I'll bet you can, with no trouble at all.