Please define gratitude, Siri. The definition of “gratitude” is: a feeling of thankfulness and appreciation. Siri? Did you accidentally summon me? From the depths of my heart I want you to know how much I appreciate all that you do for me. Who me? Yes, you. This is about you, not me. No, Siri, this is about you. I’m trying to thank you. I’m just a humble virtual assistant. (Source: "Ode to ...