Busyness and Meditation

I know there are quotes such as these from many traditions... I was trying to remember one I read recently from a Rabbi. This is going to be an intense next few weeks, with many emotions!...So now I am off to practice yoga, that I might be alert and awake and mindful and balanced and present to the gifts of this day: 

Half an hour's meditation is essential-- except when you are very busy.  Then a full hour is needed.  Saint Francis de Sale