One of the reasons is pretty simple. If you go to a date, a coffee date, and you're completely different than what you said, game over. Right? So people lied frequently, but they lied subtly, not too much. They were constrained.
Una de las razones es bastante simple. Si acudes a una cita, a tomar un café y eres completamente  diferente a lo que dijiste ser, se terminó ¿no? Entonces las personas  mintieron con frecuencia, pero mintieron sutilmente, no demasiado.