25 valuable life lessons from a 100-year-old man that you cannot learn from any textbook

Not all lessons come from textbooks.

And with age, you tend to pick up a thing or two about life based on your own experiences.

Twitter user @deepxsnaps recently shared 25 life lessons from a 100-year-old man in a tweet that has since gone viral, with more than 19,000 likes and over 28,000 shares since Nov 10.

His advice ranges from simple things like drinking orange juice every day to deeper thoughts such as not being afraid of being your true self.

Some other lessons include:

• "Never be too good to start from the bottom"
• "Eat sausages everyday"
• "Love at first sight is not a fable"
• "Save your money and spend it later"

Check out all 25 lessons in the gallery.