"By now I’ve learned, the very hard way, that what you see in someone at the beginning is what you get forevermore." I've heard this a few times over the years

"By now I’ve learned, the very hard way, that what you see in someone at the beginning is what you get forevermore." I've heard this a few times over the years. Slowly I'm beginning to learn this first hand, from observing others but also myself.