Our Investment Philosophy: Five Principles for Good Times and Bad

An investment philosophy is the bedrock that keeps you focused in good times and bad. Markets will always face turbulence — tariffs, recessions, trade wars, real wars, booms and busts — yet over decades the S&P 500 has delivered roughly 10% annualized returns through all of it. The key is staying invested long enough to capture that. These five principles show how.

Have a Plan — and Stick With It

A solid plan covers every part of your financial life: budgeting, cash reserves, investments, retirement, insurance, and taxes. It reduces uncertainty and keeps you on track. Focus on what you can control — like an emergency fund covering 3–6 months of expenses (6–12 in especially uncertain times). Your plan is a roadmap: review it regularly, but don’t abandon it because of short-term market noise.

Embrace Diversification

Diversifying across stocks, bonds, real estate, sectors, and regions lowers risk and cushions downturns. It can’t eliminate risk in a broad shock, but it helps — bonds often hold up when stocks struggle, providing a buffer for shorter-term goals. A portfolio built this way reduces the impact of any single company or sector going wrong.

Balance Short-Term and Long-Term Thinking

Patience has become a lost art. We want everything the moment we think of it — overnight delivery, whole seasons to binge at once — and that impatience creeps into investing, where some obsess over daily or even hourly moves. It’s a mistake. The chart below shows why.
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Annual, 10-year, and 30-year rolling averages of S&P 500 returns (1928–2025). The 30 year line is nearly flat.
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The annual return (the jagged line) is a wild ride — up 50% one year, down 45% the next. But the 10-year average smooths those swings, landing near 10.5% a year since 1928, with the worst 10-year stretch at about −1.6% annually. Over 30 years, the lowest average has been about +8% a year, with an overall average near 11%. Notice how calm the 30-year line is — almost a straight line compared with the annual chaos.

Patience pays off — markets reward those who think in decades, not days.

Understand Your Biases

We all carry biases that hurt decisions. In up markets, greed makes us pile in — as in the early-2000s real estate, dot-com, or crypto booms. In down markets, fear makes us sell — in the very same episodes’ busts. (Notice those three examples triggered both emotions at different times.) Add the myth that we can time the market perfectly, plus herding, overconfidence, and loss aversion. Nearly every bias stems from a short-term, survival-era instinct that no longer serves us. With guidance, you can stay the course even when your gut screams otherwise.

Stay Adaptable

Finally, stay adaptable — but let changes be driven by your situation, not the market’s mood. A new job (or job loss), a baby, a marriage, a death: those are valid reasons to adjust. A few bad market days are not. That doesn’t mean ignoring uncertainty — you might raise cash, pay down debt, or trim spending — but adjustments shouldn’t be drastic or reverse your whole plan. As the chart shows, the market has had countless bad days over the decades, and has always recovered.

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