3 ideas
Rather than generating original investment theses, systematically copy the disclosed positions of skilled investors and then independently verify the underlying business. Shameless imitation of proven winners lowers risk and effort while preserving most of the upside, because the hardest work of idea generation has already been validated by someone with a track record.
Seek situations where the downside is structurally limited but the range of possible outcomes is wide, because the market misprices uncertainty as if it were risk. The asymmetry means heads you win big, tails you lose little — the ideal setup for concentrated capital deployment.
Most investment returns come from a handful of decisions, so the discipline to wait years for a fat-pitch opportunity and then do nothing the rest of the time outperforms constant activity. Frequent trading destroys value through friction and forced action on mediocre ideas.