For men in their 40s and beyond, here are some life tips and advice they might share with those in their 30s:

1. Prioritize Health Early: Don't wait until you're feeling the effects of aging. Exercise regularly, eat well, and get enough sleep. Your body will thank you later.

2. Financial Planning: It's never too early to start saving for the future. Consider your retirement plan, investments, and the importance of managing your finances wisely.

3. Keep Learning: Whether it’s advancing in your career or learning new skills, never stop growing intellectually. Constant learning keeps you sharp and adaptable.

4. Work-Life Balance: Your 30s are a crucial time to establish a good balance between work and personal life. Don't let work consume your life, and remember to make time for hobbies, family, and relaxation.

5. Value Relationships: The relationships you nurture in your 30s (with family, friends, and romantic partners) will carry you through the ups and downs. Invest in those that truly matter.