Tweet The highest possible stage in moral culture is when we recognise that we ought to control our thoughts. Quote by Charles Darwin. You May Also Like...The only path by which another person can upset you is through your own thought.Logic will get you from A to Z, imagination will get you everywhere.Part of me suspects that I'm a loser, and the other part of me thinks I'm God Almighty.Think good, and good follows. Think evil, and evil follows. You are what you think all day long.Thinking is the talking of the soul with itself.A man is but the product of his thoughts. What he thinks he becomes.Change your thoughts, and you change your destiny.The love for all living creatures is the most noble attribute of man.I am not apt to follow blindly the lead of other men.