What rules of life help to work successfully?

The following rules help to work:
1) It is necessary to separate personal and business relationships;
2) Perseverance helps to achieve what you want;
3) Today you do not know how, and later you will learn;
4) There must be a distance between the leader and the subordinate;
5) It is better to learn to admit your mistakes;
6) Always set tasks and deadlines for their implementation.
The above rules can work if you’ve chosen a job that you enjoy. You have the skills and the desire to work hard.

One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.