import Mathlib open CategoryTheory Limits Functor variable {C : Type u₁} [Category.{v₁} C] {D : Type u₂} [Category.{v₂} D] theorem fully_faithful_reflects_limits_and_colimits (F : C ⥤ D) [Full F] [Faithful F] : ReflectsLimits F ∧ ReflectsColimits F := by sorry