On concentration
Someone posted to AskReddit asking why concentrated thought is hard, and daydreaming is easy. A med student's response: http://www.reddit.com/r/AskReddit/comments/a8ag6/why_is_thinking_hard/c0gbhzy
Someone posted to AskReddit asking why concentrated thought is hard, and daydreaming is easy. A med student's response: http://www.reddit.com/r/AskReddit/comments/a8ag6/why_is_thinking_hard/c0gbhzy