Demostrar gratitud con moderación …
Demostrar gratitud con moderación es un signo de mediocridad.
Demostrar gratitud con moderación es un signo de mediocridad.
He aprendido que una vida no vale nada, pero también que nada vale una vida.
El futuro, según algunos científicos, será exactamente igual que el pasado, solo que mucho más caro.
Saber mucho da ocasión de dudar más.
La disciplina es la parte más importante del éxito.
La alegría de ver y entender es el más perfecto don de la naturaleza.
En el estudio no existe la saciedad.
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