razmišljanje

1. thinking; reflection; consideration
   Posle dugog razmišljanja, odlučila sam da ostanem. — After a lot of thought, I decided to stay.
   Ne treba tu mnogo razmišljanja. — This doesn't take much thinking.
2. way of thinking; thoughts; views
   Njegov način razmišljanja mi je potpuno stran. — His way of thinking is completely alien to me.
   Podelila je svoja razmišljanja o knjizi. — She shared her thoughts on the book.

Very common collocation: način razmišljanja, "way of thinking, mindset".