Russian sentences with настолько, насколько

Did you know that in Russian we have a special frase that convey a meaning of “as much as” and can describe opposition – насколько, настолько?

For example,

Насколько я была грустна вчера, настолько я счастлива сегодня! As sad as I was yesterday, so happy I am today!

Я стараюсь быть продуктивным настолько, насколько это возможно! I try to be as productive as possible.