Darwin's theory of evolution by natural selections satisfying because it shows us a way in which simplicity could change into complexity, how unordered atoms could group themselves into ever more complex patterns until they ended up manufacturing people.
Student version:
While the theory of evolution does have detractors, I find it provides a very convincing explanation of how highly complex organisms such as humans could evolve from simple atoms (Dawkins, 1989).

References:

Dawkins, R. (1989). The selfish gene (3rd ed.). Oxford, England: Oxford University Press.
which of the following is true for the Student Version above?

Word-for-Word plagiarism

Paraphrasing plagarism
no a plagarism