Why Grandmasters Love the Sicilian Defense

In chess openings it's important to decide if it's worth taking time to snatch a pawn before you've completed your development.

Caro-Kann Defense - 1. e4 c6 (Theory, Strategy, Variations) - PPQTY

Playing 1.e4 - French Defence and Sicilian Sidelines

Sicilian Defense Chess T-shirt – Zero Blunders

5 Reasons To Play the Sicilian Defense with Black - GM Gabuzyan

Why do people always say that the Sicilian is a great fighting opening, but super Grandmasters are still mainly E5? - Quora

Learn The Sicilian Defense With Grandmaster Eugene Perelshteyn

Common Lines in the Sicilian Defense Chess Opening

Sacrifices in the Sicilian Defense - Pawnbreak

Sicilian Defense: Four Knights Variation - Miloš Perunović

Solid Chess Opening Against the Sicilian Defense

Sicilian Defense - Choosing the Right Variation for You - Chessable Blog

I'm trying to understand the Sicilian Defense - Kramnik Variation (1.e4 c5 2.Nf3 e6 3.c4). Can someone, in simple terms, explain to me why Black's response of a forceful d5 is such