hard

The most commercially mature flow batteries are based on vanadium ions, which, like lithium, are expensive and hard to source.

There’s righteousness there that’s hard to ignore, and it’s made Bonhoeffer, the author of dozens of books before his death, a figure of admiration and a martyr to many.

What’s missing are the character nuances that speak to hard times under a divided church, and how that affected Bonhoeffer the man and a citizen, not just the servant of God.

As someone who likes to have the same breakfast every morning — a slice of apple pie — and is hypervigilant about counting ballots, all the changes have been hard, but exciting.

"It was a fantastic connection and I will always be thankful to them. It was hard to leave for sure because there was a good connection in terms of human beings."