It is excellent discipline for an author to feel that he must say all he has to say in the fewest possible words, or his reader is sure to skip them; and in the plainest possible words, or his reader will certainly misunderstand them. Generally, also, a downright fact may be told in a plain way; and we want downright facts at present more than anything else.
When youre young, you dont think very far ahead. You just think in terms of the next day, the next week, the next competition. You dont think about injuries that could threaten your long-term health.