Say what you want to say about the rest of his presidency including his tone-deaf response to Katrina and a war waged in Iraq on false pretenses Bush connected with Americans in the aftermath of 9/11 because he looked as frail and unforgiving as we felt.
In the summer I wear shorts with a bright top and ankle boots or just sandals. I'll add a nice scarf maybe a hat some cool sunglasses. It's all about the accessories.