Do you think that being a teacher is a hard job?
Is not a hard job if you have interest of being a teacher. A teacher is a person who helps others to acquire knowledge, competences or values.
How much do teachers get paid, and what do they do during summer break?
It depends on location and school. Most teachers spends their time doing home lesson during summer 
Well that's good.  Do they get paid during the summer break?
Payment depends on the service  rendered 
Can teachers tutor over the course of the summer?
or college. 
Some other professions may involve a significant amount of teaching (e.g. youth worker, pastor).
In most countries, "formal" teaching of students is usually carried out by paid professional teachers. This article focuses on those who are "employed", as their main role, to teach others in a "formal" education context, such as at a school or other place of "initial" formal education or training.
Duties and functions.
A teacher's role may vary among cultures
lower rank person, who may be more qualified than their superior for the job, to collaborate. The lower rank person is told what to do. This is not collaboration
- "stranger danger"; which can be expressed as a reluctance to share with others unknown to you
- "needle in a haystack"; people believe that others may have already solved your problem but how do you find them
- "hoarding"; where people do not want to share knowledge because they see hoarding as a source