In the first 50 years of the filibuster it was used only 35 times. But the last Congress alone had 112 cloture motions filed plus threats of more. This is the tyranny of the minority.
You are capable of more than you know. Choose a goal that seems right for you and strive to be the best however hard the path. Aim high. Behave honorably. Prepare to be alone at times and to endure failure. Persist! The world needs all you can give.