let me think
Shut up and let me think.
Déjame pensar un momento antes de tomar una decisión.
Let me think for a moment before making a decision.
Let me think about this again.
Let me think for a bit.
Let me think for a minute.
Sé silencioso y déjame pensar.
Be quiet and let me think.
Let me think about it.
Let me think for a moment.