The only limit to our realization of tomorrow will be our doubts of today.
I prefer to count the stars rather than to laugh at them.
书籍是最安静、最恒久的朋友;它们是最易接近、最睿智的顾问,也是最耐心的老师。
"El pasado no es un lugar al que volver, sino una materia con la que construir."