I can bet my entire career with you that Sean Connery and Brad Pitt get manicures.
Professional speakers who hold a microphone in front of thousand and thousand of people get manicure done.
My wife may go crazy about my ugly, ripped, dirty, manly fingers but if I am a dentist and putting those fingers in someone’s mouth, he or she wont appreciate it at all.
With all due respect, taking care of yourself is not gay. Clint Eastwood/Marlboro man look is so 1980’s. In corporate world, those who present neat and clean personalities are the ones who gain the confidence of others.