"I'm not looking to set a standard... but, I believe I have offered a challenge to others with my work"

Talib Kweli is recommending that he has set a high requirement with his work and is difficult others to reach that same level. He is not suggesting that he is the only one who can reach that requirement, however rather that he has actually set a standard for others to strive for. He is motivating others to press themselves and to strive for excellence in their own work. He is suggesting that by setting a high standard, he is motivating others to reach for the very same level of excellence. He is also suggesting that by setting a high standard, he is helping to raise the total quality of work in the market. Talib Kweli is challenging others to reach the exact same level of excellence that he has actually achieved with his own work.