I'm choosing the top-left corner (0,0) because it creates a strong diagonal threat with my X already in the center position. This forces my opponent to block the diagonal or risk me winning on the next turn. Additionally, taking this corner gives me more potential winning paths - I can now potentially win along the top row, left column, or the diagonal from top-left to bottom-right. Given that my opponent has played in the bottom-left corner, this move also prevents them from establishing control of the left column. The corner positions generally provide more strategic value in Tic-Tac-Toe as they contribute to three potential winning lines.