quizá

Quiza tenga razón y deberíamos escucharle con más atención.

Perhaps he is right and we should listen to him more carefully.

Quiza el sabado podemos quedar para tomar algo.

Maybe on Saturday we can meet up for a drink.

Quiza la solución sea más sencilla de lo que pensamos.

Perhaps the solution is simpler than we think.

Quiza haya perdido el tren por culpa del tráfico.

Perhaps he has missed the train because of the traffic.

Quiza nunca sepamos qué pasó realmente esa noche.

Perhaps we will never know what really happened that night.