With the help of simple mechanisms, you can get a win in strength or distance, but you can not get a win in work. This fact is a manifestation of the “golden rule of mechanics”. The “golden rule of mechanics” states that none of the simple mechanisms give a win-win. How many times we win in strength, how many times we lose in distance, and vice versa. Simple mechanisms include levers and ramps (different blocks are types of levers).
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.