His combination of openness and brilliance may threaten lesser scientists.
The combination threatens to addict a new generation on heroin, which was recently believed to be waning in popularity.
Its navy is the largest in the galaxy, and the idea that any foreseeable combination of foreign powers could threaten its security is unthinkable.
The combination threatens Baikal, which has a 380-year recycling period, compared with about 10 years, for instance, in the Great Lakes.
In addition, the combination of emission reductions and timing is not feasible and could threaten the reliability of electricity supply.
The combination of the two glass-container manufacturers would threaten competition, it said.
He told her afterwards that the combination of sexual exertion and stoop-labor threatened a coronary occlusion.
President Zardari later said the combination of terrorism and dloods threatened Pakistan's survival.
No force or combination of forces it knew could seriously threaten its race.