Carlos Ruiz Zafón said this quote

The moment you stop to think about whether you love someone, you've already stopped loving that person forever.

~ Carlos Ruiz Zafón

Man...heats up like a lightbulb: red hot in the twinkling of an eye and cold again in a flash. The female, on the other hand...heats up like an iron. Slowly, over a low heat, like tasty stew. But then, once she has heated up, there's no stopping her.

~ Carlos Ruiz Zafón

One loves truly only once in a lifetime, Julian, even if one isn’t aware of it.

~ Carlos Ruiz Zafón

Most of us have the good or bad fortune of seeing our lives fall apart so slowly we barely notice.

~ Carlos Ruiz Zafón