2 sentences

1. 你是在投资还是在投机？

   nǐ shì zài tóu zī hái​shi zài tóu jī?

   Are you investing or speculating?

   Source: CCMatrix

2. 很容易去做错事、去投机而不是投资。

   hěn róng​yì qù zuò cuò shì, qù tóu jī ér bù​shì tóu zī.

   It is easy to do the wrong thing, to speculate rather than invest.

   Source: CCMatrix