More energy means more productive workouts along with more enthusiasm when you have to stay focused on lifting heavier weights. (testofuel.com)
The third is «generational difference»: as people age their attitudes stay constant, but people born more recently show more enthusiasm for socially liberal policies. (blog.politics.ox.ac.uk)
The incumbent showed more enthusiasm in describing reforms he's led to how the pension system is run, including changing the fee structure for investors hired to grow the funds. (gothamgazette.com)