Have you ever missed someone so much that you don't even feel like yourself anymore? That's the powerful feeling at the heart of Nek's song "Quando Non Ci Sei." The lyrics describe a love so intense that when the person is gone, the singer feels completely lost and fragile. He sings that all of his senses only speak of her, and he realizes there is "no alternative" to her presence in his life.
This isn't just a simple case of missing someone; it's a deep, consuming dependency. The singer feels a "thrill that moves in exact unison" with his love, showing how connected they are. He admits this feeling is an instinct he can't control, a "call stronger than me." The pain of her absence is so strong that he says she's "easy to hate," highlighting the powerful and overwhelming nature of his emotions.