"Tishrei is considered the “head” of the year, and the reservoir from which we draw our strength and inspiration throughout the year ahead." (source)
"In a certain sense Tishrei is the most Jewish of all the months. Even people who for whatever reason no longer feel the stirrings of something beyond the material confines of day to day life, sometimes feel something move within them when they think about Rosh Hashana, Yom Kippur and Sukkot – all of which take place in this month." (source)