Quotes about rejuvenation

If we can reboot the epigenome, we can reboot youth - David A. Sinclair
At its core, this quote means that youthfulness is an information state. It's not just about worn-out parts; it's about lost instructions. And if we can restore those instructions, we can, in effect, turn back the biological clock.

Quotes about memory

It’s not what you know; it’s what you can recall under stress - Timothy Ferriss
The quote means that the true test of knowledge isn't possession, but retrieval. It's about performance under pressure, not passive understanding.

Wise advice on improvement

If you want to improve something, double the frequency of measurement - Timothy Ferriss
The core message is that you can't manage what you don't measure, and you accelerate improvement not by trying harder in the dark, but by shining a light on your progress far more often.

Quotes about risk principles

Room for error—often called margin of safety—is one of the most underappreciated forces in finance - Morgan Housel
At its core, this quote means that the smartest financial move isn't about maximizing gains, it's about building a buffer that protects you from the inevitable surprises and your own inevitable miscalculations.

Quotes about planning principles

The purpose of the margin of safety is to make an estimate of the future unnecessary - Benjamin Graham
It means you build in such a large buffer of safety when you invest that you're insulated from being wrong. You don't have to predict the future perfectly because your downside is already protected.
The function of the margin of safety is Meaning Factcheck Usage

Quotes about risk

The function of the margin of safety is, in essence, that of rendering unnecessary an accurate estimate of the future - Benjamin Graham
At its heart, this quote means you don't need a crystal ball to invest successfully. The margin of safety acts as a buffer that protects you from your own inevitable forecasting errors and the market's unpredictability.