美国慈善家、乔布斯的遗孀劳伦 · 鲍威尔 · 乔布斯，为整部文集写了一则非常具有智慧和启发性的引言，其中她提到了里尔克的一个金句：
go install github.com/deevus/pixels@latest
，这一点在heLLoword翻译官方下载中也有详细论述
Наука и техника
Naturally, we’ll be getting in the Pro to test and will give our opinions on how effective all of this is when we’ve spent a month or two actually using it. But if you’d rather not wait and you’re based outside the US, you can pre-order the Ultrahuman Ring Pro right now, for $479, with shipments beginning in March. If you already have an Ultrahuman Ring, you can also get a trade-in deal to help cut the cost of the new model.