The verb "presented" is in the simple past tense. It is made up of a verb + ed. It is a completed past action.
You should be able to find it in the Table of Content, which is in the very beginning of the book.
FIVE secrets that turn life challenges into life successes
Life is all about turning challenges into successes. Fortunate is the man who during his lifetime learns the secrets to convert his obstacles into stepping stones. There are many secrets that can help one become successful. I am going to discuss with you the most basic Five of them:
1. Urge to succeed: This is the most essential secret to be successful. If anyone does not have this urge, being successful is impossible.
2. Self-discipline: The second most essential secret to being successful is self-discipline. It means self-control and the will to keep the mind engaged in productive skills and activity only. Most people don't succeed because they get distracted and waste their time, energies, and resources in trivialities.
3. Hard Work: In order to be successful in any fieild one needs to practice not only very regularly, but also very intensively.
4.Diligence and Perseverance: Perseverance actually is going from one failure to another without losing the enthusiasm to face more failures. Perseverance is a miracle-working virtue; if you have it, you can accomplish anything. Success in any field is the fruit borne on the tree of perseverance.
5. Company of Successful People: If one has the company of great, successful people, one will keep learning the secrets of success from them. Besides, their presence will keep them inspired. And for an inspired person success is a cinch.
Outflow is the answer assuming that the underlined word is influx.
