Which sentence from the text best reflects a primary theme of the selection?
My father, Theodore Roosevelt, was the best man I ever knew.
With great love and patience, he held us to a high level of conduct through insistence and discipline.
I was a sickly, delicate boy, suffered from asthma, and frequently had to be taken away on trips to find a place where I could breathe.
I knew so much less than most others in some subjects and so much more in other subjects.