"فن الحرب ذو أهمية قصوى للدولة. إنه مسألة حياة أو موت، طريق إما إلى الأمان أو إلى الخراب. ولذلك، فهو موضوع بحث لا يمكن إهماله بأي حال من الأحوال."

“When you say ‘yes’ to others, make sure you are not saying ‘no’ to yourself.”

“Don’t allow your mind to tell your heart what to do. The mind gives up easily”

“Fear is just another word for ignorance”

“Logic will get you from A to B. Imagination will take you everywhere”

“Try not to become a man of success. Rather become a man of value.”

“Do not go gentle — cause that rent is always due.”

“If you want to be the best, you have to do things that other people aren't willing to do.”

“Great things come from hard work and perseverance. No excuses.”

“Begin to be now what you will be hereafter”

“The key to success is not in the will to win, but in the will to prepare to win.”

“Out of your vulnerabilities will come your strength.”

“Everyone seems to have a clear idea of how other people should lead their lives, but none ...”