Is learning a second language worth it? [Researchers say not really, to which I say el burro sabe mas que tu]

I can still vividly remember her face — her dark hair curling around her face, her hands gesturing widely as she told me a very dramatic story. I nodded and grinned. Then I remember her big eyes filling with tears. Wait, what? I wiped the idiot smile off my face and wracked my brain for …