Getty Images Here’s a sobering reality: Most Americans are struggling to save just 5% of their disposable income. While putting away any money is smart—and it’s OK to start small—this savings rate won’t cut it over the long term if you’re aiming for big money goals, like buying a home or enjoying your postwork life. Whether you’d like to save an extra $50 a month or another $1,000, these super savers can inspire. Here’s how they’re tucking away at least half of their take-home pay. “I never...