A child who has a successful experience in mastering a skill, whether taught by a parent or a tutor, appears to have a greater chance of achieving other and more difficult milestones.
In my experience, successfully adding a second layer of sales management is one of the most difficult milestones for SaaS companies.
Congratulations are in order for China: by launching the world's first quantum communications satellite, the country has achieved an interesting — if somewhat difficult to explain — milestone in space and cryptography.
Understanding carbohydrate three-dimensional (3D) structure activity relationships (SARs) is a difficult but critical milestone in glycomics.
All the while, women in tech have been driving their companies to new levels of success, including reaching difficult product development milestones and, in many of the cases you're about to read, raising meaningful follow-on funding.
200 (1981 over Lewis & Clark) or 300 (1986 over La Verne), but his next milestone proved difficult to forget.
Coming out is generally a huge rite of passage for LGB people, but it's also a milestone that is so difficult to reach.
If you aren't sure how to accomplish your first milestone, it's too difficult to be your first milestone!
"I'm learning that milestones are a very difficult thing to get through in this first year... Everything has become 'after Noah's death,'" said Jodi Sandoval through a stream of tears.
But more surprising is that nine other series, including Action Comics, Batgirl and the Flash, at least doubled their normal sales and sold over 100,000 copies, a milestone that had proved increasingly difficult for comic-book publishers to reach.
