It's no secret Richard Sherman is one of the toughest competitors in the NFL.

His performance to start the season, particularly in Week 2 at Green Bay, was less than stellar.

So the two-time Pro Bowler wrote a heartfelt apology to Seahawks fans via his Facebook page for his underwhelming play and the mental mistakes he committed.

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As one of the leaders of "The Legion of Boom," Sherman clearly has taken the team's 0-2 start to the heart.

Don't be surprised to see inspired play from No. 25 and the rest of the defense in Week 3 at home.

(h/t Facebook)