No me parece que Lupe y Ramón hagan buena pareja. - Pues, te cuento que se van a casar, así que espero que te equivoques.I don't think Lupe and Ramon make a good couple. - Well, I'll tell you that they're getting married, so I hope you're wrong.
A modo de anécdota, te cuento que este conocido científico era muy mal estudiante.By way of anecdote, I can tell you that this famous scientist was a very bad student.