Inflation represents the decline in the purchasing power of money. The effect of inflation on long-term goals impacts the real return of your investments.

Compound interest is the reinvestment of not just your initial principal, but also the interest earned. As time lengthens, it allows your savings to grow exponentially through a 'snowball effect'.

As a general rule, the '50/30/20' rule is recommended: allocating 50% of your income to needs, 30% to wants, and 20% to savings and investments can build a healthy financial foundation.