• to come to one's senses
• to become conscious, to return to reason
• to amend, to amend one's way of life, to take a pull
• to be brought, to come back, to come round, to come to, to come to one's senses, to come to oneself, to come to oneself again, to perk up, to rally, to recover oneself, to wake up
• to get down to facts, to talk turkey
• to fly off at a tangent, to go off at a tangent
• to get over one's surprise