Are you surprised that older men living alone in Shanghai are highly sought after as marriage partners?

What is the single most significant technological or industrial hurdle India must overcome to successfully develop and field its own truly competitive 5th-generation fighter jet?
How can you tell if someone you know might have a tendency to steal despite appearing trustworthy?
What are some healthy ways for men to address feelings of rejection and inadequacy without resorting to blame or hatred?
Do people always do great things while they're single and they don't bother if they get rejected by individuals?