"A person may dwell so long upon a thought that it may take him a prisoner"

This quote speaks with the power of thought and how it can take control of a person's life. It suggests that if a person invests too much time home on a particular idea, it can end up being intense and take control of their life. This can be a favorable or unfavorable experience, depending upon the thought. For example, if a person invests excessive time considering an objective they want to achieve, they might become so concentrated on it that they become a detainee of their own ambition. On the other hand, if an individual invests too much time house on unfavorable thoughts, such as fear or anxiety, they may end up being overwhelmed and unable to move on. In either case, the quote works as a reminder to be conscious of our thoughts and to take control of them prior to they take control people.