Mark 4:5

4:5 Other seed fell on rocky ground where it did not have much soil. It sprang up at once because the soil was not deep.

Mark 8:17

8:17 When he learned of this, Jesus said to them, “Why are you arguing about having no bread? Do you still not see or understand? Have your hearts been hardened?

Mark 14:7

14:7 For you will always have the poor with you, and you can do good for them whenever you want. But you will not always have me!