High-stakes cash-game player Sergii Levchenko shares his journey from $100 NL to $1K NL and beyond. Topics include mindset, strategies for success, battling cognitive biases, adjusting gameplay based on solver solutions, and overcoming psychological leaks in poker. Insights on competitive nature, balancing theory study with practical gameplay, personal development, happiness tracking, and unconventional poker strategies. Embrace growth through reflection, daily habits, gratitude, and effective study habits in poker.